3 doses serum 207 as described in Herbi Flax's diary.
20 gp
Updated 1h ago
Serum 207 (3) is currently trading at 20 gp on the Grand Exchange and is down 20.0% over the last 24 hours. Current instant-buy and instant-sell prices are 14 gp and 25 gp.
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Margin: 11 gp per flip
Volume: 129,530 trades / 24h
Buy limit: 2000 every 4 hours
Max profit/cycle: 22.0k gp
Verdict: High margin with healthy liquidity
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 1h ago(5/13/2026) | 14 | 40 | — | – | – |
| 1h ago(5/13/2026) | — | – | 25 | 1 | – |
| 1h ago(5/13/2026) | 14 | 1 | — | – | – |
| 1h ago(5/13/2026) | 14 |
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| 150 |
| — |
| – |
| – |
| 1h ago(5/13/2026) | — | – | 25 | 2000 | – |
| 2h ago(5/13/2026) | 14 | 6 | — | – | – |
| 3h ago(5/13/2026) | 14 | 328 | — | – | – |
| 6h ago(5/13/2026) | 14 | 1 | — | – | – |
| 11h ago(5/13/2026) | 14 | 129 | — | – | – |
| 12h ago(5/13/2026) | 14 | 1 | — | – | – |
| 14h ago(5/13/2026) | 14 | 14 | — | – | – |
| 14h ago(5/13/2026) | 14 | 1 | — | – | – |
| 18h ago(5/13/2026) | 14 | 1 | — | – | – |
| 19h ago(5/13/2026) | 14 | 753 | — | – | – |
| 20h ago(5/13/2026) | — | – | 13 | 251 | – |
| 20h ago(5/13/2026) | 13 | 2993 | — | – | – |
| 21h ago(5/13/2026) | 14 | 362 | — | – | – |
| 21h ago(5/13/2026) | — | – | 14 | 4 | – |
| 23h ago(5/13/2026) | 14 | 388 | — | – | – |
| 1d ago(5/12/2026) | 14 | 30 | — | – | – |
| 1d ago(5/12/2026) | 14 | 80 | — | – | – |
| 1d ago(5/12/2026) | 14 | 1 | — | – | – |
| 1d ago(5/12/2026) | 14 | 671 | — | – | – |
| 1d ago(5/12/2026) | 14 | 420 | — | – | – |